CPC B41J 2/17546 (2013.01) [G03G 15/0863 (2013.01); G03G 21/1657 (2013.01); G05B 1/03 (2013.01); G06F 21/12 (2013.01); G06F 21/123 (2013.01); G06F 21/30 (2013.01); G06F 21/44 (2013.01); G06F 21/445 (2013.01); G06F 21/45 (2013.01); G06F 21/572 (2013.01); G06F 21/60 (2013.01); G06F 21/606 (2013.01); G06F 21/608 (2013.01); G06F 21/62 (2013.01); G06F 21/6218 (2013.01); G06F 21/71 (2013.01); G06F 21/72 (2013.01); H04L 9/0819 (2013.01); H04L 9/3271 (2013.01); G06F 2221/2107 (2013.01); G06F 2221/2115 (2013.01); G06F 2221/2129 (2013.01); G06F 2221/2149 (2013.01); H04L 2209/805 (2013.01)] | 19 Claims |
1. A consumable or detachable element for a continuous inkjet printer, (CIJ), comprising:
a circuit configured to implement an authentication process with said printer before using said consumable or detachable element with said printer, and to implement a 1st encryption algorithm and a 1st key, termed the secret key;
a memory storing at least one item of data; and
an interface to exchange data with said printer.
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